KSB Sewatec - Inspection Hole Visual Check

7 Servicing/Maintenance
46 of 96
Sewatec
▪ Check the flexible elements of the coupling or belts and replace them if required.
▪ For bearing temperature monitoring, set the temperatures as follows: alert at
85°C, pump cut-out at 90°C.
▪ Vibration monitoring equipment (ðSection5.18,Page37)
7.2.2 Visual inspection through the inspection hole
If there are problems with clogging, the inside of the casing and the impeller can be
checked via the inspection hole.
WARNING
Fluids handled, consumables and supplies which are hot and/or pose a health
hazard
Hazard to persons and the environment!
▷ Collect and properly dispose of flushing fluid and any fluid residues.
▷ Wear safety clothing and a protective mask if required.
▷ Observe all legal regulations on the disposal of fluids posing a health hazard.
WARNING
Hands or foreign objects in the pump casing
Risk of injuries, damage to the pump!
▷ Check that the inside of the pump is free from any foreign objects. Remove any
foreign objects.
▷ Never insert your hands or any other objects into the pump, if the pump set has
not been disconnected from the power supply and secured against
unintentional start-up.
If a problem has occurred which requires visual inspection, observe the following
instructions:
900.02
920.17
550.04
164.02
412.05
Fig.20: Inspection hole in the casing
Opening the inspection hole
▪ Close the shut-off element on the suction side.
▪ Switch off the drive and make sure it cannot be re-started unintentionally.
▪ Close the shut-off element on the discharge side.
▪ Open the drain plug (auxiliary connection 6B). (ðSection5.5,Page28)
▪ Collect and dispose of any liquid residues.
▪ Loosen nuts 920.17 at the inspection hole. Remove inspection cover 164.02.
▪ Perform a visual inspection with a lamp or similar.